For Machines Mfg. Since 7/09 | O P E R A T I O N | EVS Toolroom Lathes |
Aligning Cutting Tool with Tailstock Center
For most operations, the cutting tool tip should be aligned with the spindle center line, as illustrated in Figure 73.
Tools Needed | Qty |
Tool Post | ............................................... 1 |
Steel Shim | As Needed |
Cutting Tool | 1 |
Fine Ruler | 1 |
Tailstock Center | 1 |
| Workpiece | To align the cutting tool with the tailstock | ||
| Center | center: |
| |
| Cutting Line | 1. Mount the cutting tool in the tool post, then | ||
| Tool | turn the tool post so the tooling faces the | ||
| Workpiece | tailstock. |
| |
|
|
| ||
|
| 2. Install a center in the tailstock, and position | ||
|
| the center tip near the tip of the cutting tool. | ||
|
| 3. Lock the tailstock and quill in place. | ||
|
| 4. Adjust the height of the cutting tool with a | ||
|
| steel shim, so the tip just touches the end of | ||
Figure 73. Cutting tool aligned with workpiece center | the tailstock center, as shown in Figure 74. | |||
| (view from tailstock). |
|
| |
There are a number of ways to check and align |
|
| ||
the cutting tool to the spindle center line. Below | (Top View) | |||
are two common methods: | ||||
|
| |||
s | Align the tip of the cutting tool with a |
|
| |
| center installed in the tailstock (refer to the |
| Tailstock | |
| instructions that follow). For this to work, |
| ||
|
| Center | ||
| the tailstock must be aligned to the spindle | Cutting | ||
|
| |||
| center line (refer to Aligning Tailstock on |
| ||
| Tool |
| ||
| Page 34). |
| ||
|
|
| ||
ss | Cutting | Tailstock | ||
| stock. If the tool is above/below the spindle | Tool | Center | |
| center line, a nub will be left in the center |
|
| |
| of the workpiece. Adjust the height of the |
|
| |
| workpiece, then repeat the facing cut to |
|
| |
| check the adjustment. Repeat as necessary |
|
| |
| until the center of the workpiece is smoothly |
|
| |
| faced. | (Side View) | ||
|
| Figure 74. Cutting tool tip aligned with tailstock | ||
|
| center. |
|